var http = require('http')
var fs = require('fs')

var server = http.createServer()

var wwwDir = '/Users/china/Documents/lujianying/nodejs/www'

server.on('request', function (req, res) {
   var url = req.url
    // / index.html
    // /a.txt   wwwDir + /a.txt
    // /apple/login.html     wwwDir + /apple/login.html  
     
    var filePath = '/index.html'
    if (url !== '/') {
        filePath = url
    }

    fs.readFile(wwwDir + filePath, function (err, data) {
        if (err) {
            return res.end('404 Not Found')
        }
        res.end(data)
    })
    
})

server.listen(8000, function () {
    console.log('server is running...')
})